Home / 1,659,745.05-2,290,666.43-934,734.50

Finding the Fourth Proportional to 1,659,745.05, 2,290,666.43 and 934,734.50

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Solution

The fourth proportional to 1,659,745.05, 2,290,666.43 and 934,734.50 is: 1,290,056.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,745.05 : 2,290,666.43 = 934,734.50 : x
  2. Step 2: Convert to fraction form
    1,659,745.05/2,290,666.43 = 934,734.50/x
  3. Step 3: Cross multiply
    1,659,745.05x = 2,290,666.43 × 934,734.50
  4. Step 4: Simplify right side
    1,659,745.05x = 2,141,164,939,586.34
  5. Step 5: Solve for x
    x = 2,141,164,939,586.34/1,659,745.05
  6. Step 6: Final answer
    x = 1,290,056.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.